CVE-2007-5675 in Application Server
Summary
by MITRE
Stack-based buffer overflow in the DebugPrint function in MultiXTpm Application Server before 4.0.2d allows remote attackers to execute arbitrary code via a long string argument.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 10/30/2017
The vulnerability identified as CVE-2007-5675 represents a critical stack-based buffer overflow flaw within the MultiXTpm Application Server software. This security weakness exists specifically within the DebugPrint function, which serves as a diagnostic tool for logging application activities. The vulnerability affects versions prior to 4.0.2d, indicating that it was present in a significant portion of the software's release history. The flaw stems from inadequate input validation mechanisms that fail to properly bounds-check string arguments passed to the DebugPrint function, creating an exploitable condition where malicious actors can manipulate memory layout through crafted input sequences.
The technical nature of this vulnerability aligns with CWE-121, which describes stack-based buffer overflow conditions where insufficient bounds checking allows attackers to overwrite adjacent memory locations. When a remote attacker supplies a long string argument to the DebugPrint function, the excessive input overflows the allocated stack buffer and corrupts adjacent memory segments including return addresses and control data. This memory corruption enables attackers to redirect program execution flow and potentially execute arbitrary code with the privileges of the affected application process. The remote attack vector means that exploitation can occur without local system access, making the vulnerability particularly dangerous in networked environments.
The operational impact of CVE-2007-5675 extends beyond simple code execution, as it represents a fundamental compromise of application integrity and system security. The vulnerability can be leveraged to establish persistent access, escalate privileges, or conduct further attacks within the network infrastructure. Given that the MultiXTpm Application Server typically handles sensitive security-related functions, successful exploitation could lead to unauthorized access to protected systems, data breaches, or complete system compromise. The vulnerability's classification under the ATT&CK framework would align with techniques such as command and control communication and privilege escalation, as attackers could use the executed code to maintain persistent access or move laterally within the network.
Mitigation strategies for this vulnerability should prioritize immediate patching of affected systems to version 4.0.2d or later, which contains the necessary code modifications to properly validate input lengths. System administrators should implement network segmentation to limit exposure of the affected application to trusted networks only, while also deploying intrusion detection systems to monitor for suspicious traffic patterns associated with buffer overflow exploitation attempts. Additional protective measures include implementing address space layout randomization, stack canaries, and disabling unnecessary debug functionality in production environments. Regular security assessments and vulnerability scanning should be conducted to identify similar flaws in other application components, as this vulnerability demonstrates the importance of input validation in security-critical functions. The remediation process must also include comprehensive testing to ensure that the patch does not introduce regressions in application functionality while maintaining the security improvements necessary to prevent similar buffer overflow conditions.